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path: root/drivers/nvme/host/fabrics.c
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Diffstat (limited to 'drivers/nvme/host/fabrics.c')
-rw-r--r--drivers/nvme/host/fabrics.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 4eff49174466..5a3f008d3480 100644
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -111,8 +111,19 @@ static void nvmf_host_put(struct nvmf_host *host)
*/
int nvmf_get_address(struct nvme_ctrl *ctrl, char *buf, int size)
{
- return snprintf(buf, size, "traddr=%s,trsvcid=%s\n",
- ctrl->opts->traddr, ctrl->opts->trsvcid);
+ int len = 0;
+
+ if (ctrl->opts->mask & NVMF_OPT_TRADDR)
+ len += snprintf(buf, size, "traddr=%s", ctrl->opts->traddr);
+ if (ctrl->opts->mask & NVMF_OPT_TRSVCID)
+ len += snprintf(buf + len, size - len, "%strsvcid=%s",
+ (len) ? "," : "", ctrl->opts->trsvcid);
+ if (ctrl->opts->mask & NVMF_OPT_HOST_TRADDR)
+ len += snprintf(buf + len, size - len, "%shost_traddr=%s",
+ (len) ? "," : "", ctrl->opts->host_traddr);
+ len += snprintf(buf + len, size - len, "\n");
+
+ return len;
}
EXPORT_SYMBOL_GPL(nvmf_get_address);
@@ -519,6 +530,7 @@ static const match_table_t opt_tokens = {
{ NVMF_OPT_RECONNECT_DELAY, "reconnect_delay=%d" },
{ NVMF_OPT_KATO, "keep_alive_tmo=%d" },
{ NVMF_OPT_HOSTNQN, "hostnqn=%s" },
+ { NVMF_OPT_HOST_TRADDR, "host_traddr=%s" },
{ NVMF_OPT_ERR, NULL }
};
@@ -675,6 +687,14 @@ static int nvmf_parse_options(struct nvmf_ctrl_options *opts,
}
opts->reconnect_delay = token;
break;
+ case NVMF_OPT_HOST_TRADDR:
+ p = match_strdup(args);
+ if (!p) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ opts->host_traddr = p;
+ break;
default:
pr_warn("unknown parameter or missing value '%s' in ctrl creation request\n",
p);
@@ -741,6 +761,7 @@ void nvmf_free_options(struct nvmf_ctrl_options *opts)
kfree(opts->traddr);
kfree(opts->trsvcid);
kfree(opts->subsysnqn);
+ kfree(opts->host_traddr);
kfree(opts);
}
EXPORT_SYMBOL_GPL(nvmf_free_options);